Finite Group Databasebeta

#27172254

order12928
automorphism?
homologyAbelianization (H1) = C23 · Schur multiplier (H2) = C24

Aliases

No aliases for this group.

Splittings

Fitting#341×C101 ⋊ C2
SylowC101 ⋊ #2020

Subgroups

subgroupG/H
centerC22#15692230
commutator, cosocleC22×C4×C101C23
FrattiniC22×C4C22×D101
Fitting#341×C101C2
socleC22×C101#121
prime radicalC2×#13108074C22
hypercenter#341D101
hypocenterC101#2020
LCSG ▷ C22×C4×C101 ▷ C2×C101 ▷ C101
UCSC1 ◁ C22 ◁ C22×C4 ◁ #341

342 conjugacy classes of subgroups; only the 75 normal subgroups are shown.

normal subgroups only

This group has 342 conjugacy classes of subgroups — too many to draw. Only its 75 normal subgroups are shown.

Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.

Full subgroup data →

Presentation

minimal degreeμ(G) = 137
transitive degreeμt(G) = 6464

A minimal faithful permutation representation — 3 generators on 137 points:

(1,2)(3,4)(5,6)(7,8)(9,10)(11,12)(13,14)(15,16)(17,18)(19,20)(21,22)(23,24)(25,26)(27,28)(29,30)(31,32)(33,34)(35,36)(37,38)(39,40)(41,42)(43,44)(45,46)(47,48)(49,50)(51,52)(53,54)(55,56)(57,58)(59,60)(61,62)(63,64)(65,66)(67,68)(69,70)(71,72)(73,74)(75,76)(77,78)(79,80)(81,82)(83,84)(85,86)(87,88)(89,90)(91,92)(93,94)(95,96)(97,98)(99,100)(106,109,112,127)(107,114,117,133)(108,119,122,136)(110,126,111,125)(113,128,130,134)(115,132,116,123)(118,131,129,137)(120,124,121,135);(2,3)(4,5)(6,7)(8,9)(10,11)(12,13)(14,15)(16,17)(18,19)(20,21)(22,23)(24,25)(26,27)(28,29)(30,31)(32,33)(34,35)(36,37)(38,39)(40,41)(42,43)(44,45)(46,47)(48,49)(50,51)(52,53)(54,55)(56,57)(58,59)(60,61)(62,63)(64,65)(66,67)(68,69)(70,71)(72,73)(74,75)(76,77)(78,79)(80,81)(82,83)(84,85)(86,87)(88,89)(90,91)(92,93)(94,95)(96,97)(98,99)(100,101)(103,105)(106,108)(107,113)(109,124)(110,121)(111,120)(112,122)(114,131)(115,129)(116,118)(117,130)(119,126)(123,134)(125,136)(127,135)(128,132)(133,137);(2,3)(4,5)(6,7)(8,9)(10,11)(12,13)(14,15)(16,17)(18,19)(20,21)(22,23)(24,25)(26,27)(28,29)(30,31)(32,33)(34,35)(36,37)(38,39)(40,41)(42,43)(44,45)(46,47)(48,49)(50,51)(52,53)(54,55)(56,57)(58,59)(60,61)(62,63)(64,65)(66,67)(68,69)(70,71)(72,73)(74,75)(76,77)(78,79)(80,81)(82,83)(84,85)(86,87)(88,89)(90,91)(92,93)(94,95)(96,97)(98,99)(100,101)(102,103)(104,105)(106,107,112,117)(108,118,122,129)(109,123,127,132)(110,116,111,115)(113,121,130,120)(114,126,133,125)(119,134,136,128)(124,131,135,137)

Polycyclic presentation:

2^7,101|a^2=g,c^2=g,d^2=g,e^2=g,f^2=g,b^a=bd,c^a=ce,d^a=dg,e^a=eg,f^a=fg,h^a=h^100,c^b=cf,d^b=dg,f^b=fg,h^b=h^100,d^c=dg,e^c=eg,f^c=fg,h^c=h^100

Conjugacy classes & character table

1426 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(12928, 5632);